#include#include/******************************************************************************* Definition of global variables***********************************************************************/ ...
[align=left]Let vi2=0, the input impedance seen from the port between vi1 and the common ground is R1; [/font][/align][align=left]Let vi1=0, the input impedance seen from the port between vi2 and the ...
Hi everyone! I have a basic question.
My schematic diagram uses 9012 and 9013, both of which are SOT-23 packages.
See the figure below,
This is the schematic diagram of 9012:Schematic diagram of 9013:...
[p=35, null, left][color=#555555]1. When we get an unfamiliar processor to develop a product, what are the first things we need to understand? [/color][/p][p=35, null, left][color=#555555] 1). Which c...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:02[/i]In terms of strategy, the A15 has been placed in the high-end market, so the A12 is placed in the mid-range market. According to ...
import time #Introduce the time class time.sleep(1) # Delay 1s time.sleep_ms(500) # Delay 500ms time.sleep_us(10) # Delay 10us start = time.ticks_ms() # Get the millisecond counter value pyb.delay(123...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
1. Introduction
This design was made for participating in an electronic design competition. It effectively solved the problem of the operation and control of an electric car on a seesaw. The s...[Details]
With the advent of increasingly powerful processors, image sensors, memory, and other semiconductor devices, as well as the algorithms that enable them, computer vision can be implemented in a wide...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
As people's requirements for safety and comfort in the process of driving cars continue to increase, automotive radars are widely used in the car's adaptive cruise system, collision avoidance syste...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
0 Introduction
Pneumatic
artificial muscle,
also known as pneumatic muscle actuator (PMA), began to be studied in the 1950s. In recent years, it has been widely studied and applied ...[Details]